What are polyatomic ions? Give examples.

Q.3:- What are polyatomic ions? Give examples.



A polyatomic ion is a group of atoms carrying positive or negative charge.


Polyatomic ions                                     Symbol

Ammonium                                              NH4+

Hydroxide                                                OH

Nitrate                                                     NO3

Hydrogen carbonate                                  HCO3

Sulphate                                                  SO42-

Sulphite                                                   SO32-

Phosphate                                               PO43-

Carbonate                                                CO32-

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